Question: who is partner of Tyler Perry that has start time is 2009-1-1 ?
Paraphrase: Tyler Perry's partner at the start of 2009-1-1?
SPARQL (Wikidata): SELECT ?obj WHERE { wd:Q686301 p:P451 ?s . ?s ps:P451 ?obj . ?s pq:P580 ?x filter(contains(YEAR(?x),'2009')) }